.page-privacy {
  --privacy-max: 46rem;
  background: var(--ink-900);
  color: var(--text-light);
}

/* 面包屑 */
.page-privacy .crumbs {
  padding-block: 1.25rem 0.5rem;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.06em;
  color: var(--muted);
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem;
}
.page-privacy .crumbs a {
  color: var(--muted);
  text-decoration: none;
  border-bottom: 1px solid transparent;
}
.page-privacy .crumbs a:hover,
.page-privacy .crumbs a:focus-visible {
  color: var(--gold-soft);
  border-bottom-color: var(--gold-soft);
}
.page-privacy .crumbs [aria-current="page"] {
  color: var(--gold);
}
.page-privacy .crumbs__sep {
  color: var(--line);
}

/* 首屏 */
.page-privacy .privacy-hero {
  padding-block: clamp(1.5rem, 4vw, 3rem) clamp(2rem, 5vw, 3.5rem);
  border-bottom: 1px solid var(--line);
}
.page-privacy .privacy-hero__inner {
  max-width: 54rem;
}
.page-privacy .privacy-hero__title {
  margin-top: 0.9rem;
  font-size: clamp(1.9rem, 5.4vw, 3.5rem);
  line-height: 1.12;
  letter-spacing: 0.02em;
  color: var(--text-light);
}
.page-privacy .privacy-hero__lede {
  margin-top: 1.1rem;
  max-width: var(--privacy-max);
  font-size: clamp(0.98rem, 2.4vw, 1.1rem);
  line-height: 1.8;
  color: var(--muted);
}
.page-privacy .privacy-hero__meta {
  margin-top: 1.5rem;
  display: flex;
  flex-wrap: wrap;
  gap: 0.6rem;
}
.page-privacy .privacy-hero__figure {
  margin-top: clamp(1.75rem, 4vw, 2.75rem);
}
.page-privacy .privacy-hero__figure img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  object-fit: cover;
}

/* 主体布局 */
.page-privacy .privacy-layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 2rem;
  padding-block: clamp(2rem, 5vw, 3.5rem);
}

/* 文档主体：奶油纸卡面 */
.page-privacy .privacy-doc {
  background: var(--paper);
  color: var(--ink-brown);
  border-left: 2px solid var(--gold);
  padding: clamp(1.25rem, 3.5vw, 2.75rem);
  max-width: 100%;
  overflow-wrap: anywhere;
}
.page-privacy .privacy-doc__p {
  font-size: 0.98rem;
  line-height: 1.85;
  margin-top: 1rem;
  max-width: var(--privacy-max);
}
.page-privacy .privacy-doc a {
  color: var(--ink-500);
  text-decoration: underline;
  text-decoration-color: var(--cyan);
  text-underline-offset: 3px;
}
.page-privacy .privacy-doc a:hover,
.page-privacy .privacy-doc a:focus-visible {
  color: var(--ink-900);
  text-decoration-color: var(--gold);
}

/* 章节 */
.page-privacy .privacy-sec {
  padding-block: clamp(1.75rem, 4vw, 2.75rem);
  border-bottom: 1px solid var(--line);
  scroll-margin-top: calc(var(--header-h) + 1rem);
}
.page-privacy .privacy-sec:last-of-type {
  border-bottom: 0;
  padding-bottom: 0.5rem;
}
.page-privacy .privacy-sec__title {
  display: flex;
  align-items: baseline;
  gap: 0.75rem;
  font-family: var(--font-display);
  font-size: clamp(1.3rem, 3.4vw, 1.75rem);
  line-height: 1.25;
  letter-spacing: 0.02em;
  color: var(--ink-brown);
}
.page-privacy .privacy-sec__num {
  font-family: var(--font-mono);
  font-size: clamp(1.1rem, 3vw, 1.45rem);
  color: var(--gold);
  letter-spacing: 0.04em;
  flex: 0 0 auto;
}

/* 01 主动/自动 分栏 */
.page-privacy .privacy-split {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 1rem;
  margin-top: 1.5rem;
}
.page-privacy .privacy-split__col {
  background: var(--paper-2);
  border: 1px solid var(--line);
  padding: 1.15rem 1.15rem 1.35rem;
}
.page-privacy .privacy-split__col--paper {
  background: var(--paper);
  border-color: var(--gold);
}
.page-privacy .privacy-split__head {
  font-family: var(--font-display);
  font-size: 1rem;
  letter-spacing: 0.04em;
  color: var(--ink-900);
  padding-bottom: 0.6rem;
  border-bottom: 1px solid var(--line);
}
.page-privacy .privacy-list {
  list-style: none;
  margin: 0.75rem 0 0;
  padding: 0;
}
.page-privacy .privacy-list li {
  position: relative;
  padding-left: 1.1rem;
  font-size: 0.94rem;
  line-height: 1.75;
  margin-top: 0.7rem;
}
.page-privacy .privacy-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.72em;
  width: 6px;
  height: 6px;
  background: var(--cyan);
  transform: rotate(45deg);
}
.page-privacy .privacy-list--tight li {
  margin-top: 0.55rem;
}
.page-privacy .privacy-list strong {
  color: var(--ink-900);
  font-weight: 700;
}

/* 02 用途步骤 */
.page-privacy .privacy-steps {
  list-style: none;
  margin: 1.25rem 0 0;
  padding: 0;
  counter-reset: none;
}
.page-privacy .privacy-steps__item {
  display: grid;
  grid-template-columns: 2rem minmax(0, 1fr);
  gap: 0.85rem;
  padding-block: 1rem;
  border-top: 1px solid var(--paper-2);
}
.page-privacy .privacy-steps__item:first-child {
  border-top: 1px solid var(--gold);
}
.page-privacy .privacy-steps__idx {
  font-family: var(--font-mono);
  font-size: 1.05rem;
  color: var(--gold);
  line-height: 1.4;
}
.page-privacy .privacy-steps__head {
  font-family: var(--font-display);
  font-size: 1.05rem;
  letter-spacing: 0.04em;
  color: var(--ink-900);
}
.page-privacy .privacy-steps__item p {
  margin-top: 0.35rem;
  font-size: 0.94rem;
  line-height: 1.78;
}

/* 03 折叠 */
.page-privacy .privacy-folds {
  margin-top: 1.35rem;
  border-top: 1px solid var(--line);
}
.page-privacy .privacy-folds .fold {
  border-bottom: 1px solid var(--line);
  border-left: 2px solid transparent;
  padding-left: 0.85rem;
  transition: border-color 180ms var(--ease);
}
.page-privacy .privacy-folds .fold[open] {
  border-left-color: var(--cyan);
}
.page-privacy .privacy-folds .fold__summary {
  cursor: pointer;
  padding-block: 0.95rem;
  font-family: var(--font-display);
  font-size: 1rem;
  letter-spacing: 0.03em;
  color: var(--ink-900);
  list-style: none;
  display: flex;
  align-items: center;
  gap: 0.6rem;
}
.page-privacy .privacy-folds .fold__summary::-webkit-details-marker {
  display: none;
}
.page-privacy .privacy-folds .fold__summary::before {
  content: "＋";
  font-family: var(--font-mono);
  color: var(--gold);
  font-size: 0.95rem;
  transition: transform 180ms var(--ease);
}
.page-privacy .privacy-folds .fold[open] .fold__summary::before {
  content: "－";
}
.page-privacy .privacy-folds .fold__body {
  padding-bottom: 1.15rem;
}

/* 表格 */
.page-privacy .privacy-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.88rem;
  margin-top: 0.4rem;
}
.page-privacy .privacy-table th,
.page-privacy .privacy-table td {
  border: 1px solid var(--paper-2);
  padding: 0.65rem 0.7rem;
  text-align: left;
  vertical-align: top;
  line-height: 1.6;
  color: var(--ink-brown);
}
.page-privacy .privacy-table thead th {
  background: var(--paper-2);
  font-family: var(--font-mono);
  font-size: 0.74rem;
  letter-spacing: 0.06em;
  color: var(--ink-900);
  font-weight: 600;
}
.page-privacy .privacy-table tbody tr:nth-child(even) {
  background: var(--paper-2);
}
.page-privacy .privacy-table--wide {
  margin-top: 1.5rem;
}
.page-privacy .privacy-table td:first-child {
  color: var(--ink-900);
  font-weight: 600;
}

/* 引用块 */
.page-privacy .privacy-quote {
  margin: 1.5rem 0 0;
  padding: 1rem 1.1rem;
  border-left: 2px solid var(--cyan);
  background: var(--paper-2);
  font-family: var(--font-display);
  font-size: clamp(1rem, 2.6vw, 1.15rem);
  line-height: 1.7;
  letter-spacing: 0.01em;
  color: var(--ink-900);
}

/* 安全措施 */
.page-privacy .privacy-security {
  margin-top: 1.75rem;
  padding-top: 1.25rem;
  border-top: 1px solid var(--line);
}
.page-privacy .privacy-security__head {
  font-family: var(--font-display);
  font-size: 1.1rem;
  letter-spacing: 0.03em;
  color: var(--ink-900);
}

/* 权利 */
.page-privacy .privacy-rights {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 1rem;
  margin-top: 1.35rem;
}
.page-privacy .privacy-rights__item {
  border-top: 1px solid var(--gold);
  padding-top: 0.85rem;
}
.page-privacy .privacy-rights__head {
  font-family: var(--font-display);
  font-size: 1.05rem;
  letter-spacing: 0.04em;
  color: var(--ink-900);
}
.page-privacy .privacy-rights__item p {
  margin-top: 0.35rem;
  font-size: 0.92rem;
  line-height: 1.75;
}

.page-privacy .privacy-next {
  margin-top: 1.75rem;
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
}
.page-privacy .privacy-next .btn {
  border: 1px solid var(--ink-500);
  color: var(--ink-900);
  padding: 0.7rem 1.1rem;
  text-decoration: none;
  font-family: var(--font-mono);
  font-size: 0.8rem;
  letter-spacing: 0.04em;
}
.page-privacy .privacy-next .btn--ghost {
  background: var(--ink-900);
  color: var(--gold-soft);
  border-color: var(--ink-900);
}
.page-privacy .privacy-next .btn:hover,
.page-privacy .privacy-next .btn:focus-visible {
  border-color: var(--cyan);
  color: var(--cyan);
}
.page-privacy .privacy-next .btn--ghost:hover,
.page-privacy .privacy-next .btn--ghost:focus-visible {
  border-color: var(--gold);
  color: var(--text-light);
}

/* 目录 */
.page-privacy .privacy-toc {
  border: 1px solid var(--line);
  padding: 1rem 1rem 1.2rem;
  background: var(--ink-700);
  align-self: start;
}
.page-privacy .privacy-toc__label {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.14em;
  color: var(--gold);
  padding-bottom: 0.65rem;
  border-bottom: 1px solid var(--line);
}
.page-privacy .privacy-toc__list {
  list-style: none;
  margin: 0.75rem 0 0;
  padding: 0;
}
.page-privacy .privacy-toc__list li + li {
  margin-top: 0.15rem;
}
.page-privacy .privacy-toc__link {
  display: flex;
  gap: 0.55rem;
  align-items: baseline;
  padding: 0.45rem 0.5rem;
  font-size: 0.85rem;
  line-height: 1.5;
  color: var(--muted);
  text-decoration: none;
  border-left: 2px solid transparent;
  transition: color 180ms var(--ease), border-color 180ms var(--ease), background-color 180ms var(--ease);
}
.page-privacy .privacy-toc__num {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  color: var(--gold);
  flex: 0 0 auto;
}
.page-privacy .privacy-toc__link:hover,
.page-privacy .privacy-toc__link:focus-visible {
  color: var(--text-light);
  background: var(--ink-500);
}
.page-privacy .privacy-toc__link[aria-current="true"] {
  color: var(--text-light);
  border-left-color: var(--gold);
  background: var(--ink-500);
}

/* 平板：目录与正文并排 */
@media (min-width: 760px) {
  .page-privacy .privacy-split {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
  .page-privacy .privacy-rights {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 1.25rem 1.5rem;
  }
  .page-privacy .privacy-steps__item {
    grid-template-columns: 2.4rem minmax(0, 1fr);
    gap: 1rem;
  }
}

@media (min-width: 1024px) {
  .page-privacy .privacy-layout {
    grid-template-columns: minmax(0, 1fr) 17rem;
    gap: clamp(2rem, 4vw, 3.5rem);
    align-items: start;
  }
  .page-privacy .privacy-toc {
    position: sticky;
    top: calc(var(--header-h) + 1.25rem);
  }
  .page-privacy .privacy-doc {
    padding: clamp(2rem, 3vw, 3rem);
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-privacy .privacy-toc__link,
  .page-privacy .privacy-folds .fold,
  .page-privacy .privacy-folds .fold__summary::before {
    transition: none;
  }
}
</main>